Associate
Complex Commercial Litigation
Karchen’s principal area of practice is complex commercial litigation.
Education
Admissions
Client Alerts
IEEPA Refunds: Protesting Liquidated Entries in the Wake of CAPE Phase 1
On April 8, 2026, U.S. Customs and Border Protection (“CBP”) issued guidance on the Consolidated Administration and Processing of Entries …
April 17, 2026
April 17, 2026 • 3-minute read
Client Alerts
Growing Trade Compliance Hurdles: BIS Adopts the 50% Rule for Entity List and MEU List Entities
The U.S. Department of Commerce’s Bureau of Industry and Security (“BIS”) has adopted a 50% ownership rule that extends to parties on the Entity List and Military End-User List (“MEU List”).
November 10, 2025 • V&E Export Controls Update
November 10, 2025 • 4-minute read
Deals & Cases
Vinson & Elkins Advises on Beusa Investments’ Inaugural $800 Million Senior Notes Offering
Vinson & Elkins advised the initial purchasers in connection with Beusa Investments, LLC’s inaugural upsized private offering of $800 million …
July 16, 2026
July 16, 2026 • 1-minute read
our People
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